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Physical and Chemical Properties
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Physical State
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Free flowing white
to off white powder
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Specific Gravity
|
1.59
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Solubility in Water
|
Soluble
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PH
|
7-10 (1% sol)
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Autoignition
|
>300°C
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NFPA Ratings
|
Health: 1;
Flammability: 3; Reactivity:0
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Stability
|
Stable under
ordinary conditions
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|
Applications
|
|
CMC is used primarily in foods, drugs and cosmetics
as a viscosifier, emulsion stabilizer, thickener and to improve texture.
The main applications of technical grade are in textile warp sizing and
paper processing. CMC is also used in detergent as a antiredeposition
agent, textile warp-sizing aid, adhesives, latex paints and polishes.
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|
Sales
Specification
|
|
|
Grade A
|
Grade B
|
Grade C
|
|
Appearance
|
Fine, white to creamy powder free from signs
impurity
|
Fine,
white to creamy powder free from signs impurity
|
Fine, white to creamy powder
free from signs impurity
|
|
Assay
|
96% Min
|
96%
Min
|
98% Min
|
|
PH
|
6.5-7.5
|
6.5-7.5
|
6.5-7.5
|
|
of Substitute
|
0.65-0.85
|
0.92-1.0
|
0.92-1.0
|
|
Moisture
|
9.0% Max
|
7.0%
Max
|
7.0% Max
|
|
NaCl
|
3.0% Max
|
3.0%
Max
|
3.0% Max
|
|
Particle size, sieze residue
|
5.0% Max
|
5.0%
Max
|
5.0% Max
|
|
Viscosity (1% solution, 25°C) cps
|
2800-3200
|
350-500
|
100-250
|
|
|
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Packing
|
|
|
In 25 KG plastic woven
bag
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